Home / 19,742,193,952.99-29,408,101,542.68-18,672,892,145.71

Finding the Fourth Proportional to 19,742,193,952.99, 29,408,101,542.68 and 18,672,892,145.71

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Solution

The fourth proportional to 19,742,193,952.99, 29,408,101,542.68 and 18,672,892,145.71 is: 27,815,262,560.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,742,193,952.99 : 29,408,101,542.68 = 18,672,892,145.71 : x
  2. Step 2: Convert to fraction form
    19,742,193,952.99/29,408,101,542.68 = 18,672,892,145.71/x
  3. Step 3: Cross multiply
    19,742,193,952.99x = 29,408,101,542.68 × 18,672,892,145.71
  4. Step 4: Simplify right side
    19,742,193,952.99x = 549,134,308,316,551,512,064
  5. Step 5: Solve for x
    x = 549,134,308,316,551,512,064/19,742,193,952.99
  6. Step 6: Final answer
    x = 27,815,262,560.19

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.